/**
* Performs syntax checks with named-check* utilities
*
* @since 1.0
* @package fmDNS
*
* @param array $files_array Array containing named files and contents
* @return string
*/
function namedSyntaxChecks($files_array)
{
global $__FM_CONFIG;
if (!array_key_exists('server_serial_no', $files_array)) {
return;
}
if (getOption('enable_named_checks', $_SESSION['user']['account_id'], 'fmDNS') != 'yes') {
return;
}
$die = false;
$named_checkconf = findProgram('named-checkconf');
$uname = php_uname('n');
if (!$named_checkconf) {
return sprintf('<div id="named_check" class="info"><p>%s</p></div>', sprintf(__('The named utilities (specifically named-checkconf and named-checkzone) cannot be found on %s. If they were installed, these configs and zones could be checked for syntax.'), $uname));
}
$fm_temp_directory = '/' . ltrim(getOption('fm_temp_directory'), '/');
$tmp_dir = rtrim($fm_temp_directory, '/') . '/' . $_SESSION['module'] . '_' . date("YmdHis") . '/';
system('rm -rf ' . $tmp_dir);
$debian_system = isDebianSystem($files_array['server_os_distro']);
$named_conf_contents = null;
/** Create temporary directory structure */
foreach ($files_array['files'] as $file => $contents) {
if (!is_dir(dirname($tmp_dir . $file))) {
if (!@mkdir(dirname($tmp_dir . $file), 0777, true)) {
$class = 'class="info"';
$message = sprintf(__('%s is not writeable by %s so the named checks cannot be performed.'), $fm_temp_directory, $__FM_CONFIG['webserver']['user_info']['name']);
$die = true;
break;
}
}
file_put_contents($tmp_dir . $file, $contents);
if ($debian_system && (strpos($file, 'named.conf.options') || strpos($file, 'named.conf.local'))) {
$named_conf_contents .= $contents;
}
/** Create temporary directory from named.conf's 'directory' line */
if (strpos($contents, 'directory')) {
preg_match('/directory(.+?)+/', $contents, $directory_line);
if (count($directory_line)) {
$line_array = explode('"', $directory_line[0]);
@mkdir($tmp_dir . $line_array[1], 0777, true);
$named_conf = $file;
}
}
/** Build array of zone files to check */
if (preg_match('/\\/zones\\.conf\\.(.+?)/', $file)) {
$view = preg_replace('/(.+?)zones\\.conf\\.+/', '', $file);
$tmp_contents = preg_replace('/^\\/\\/(.+?)+/', '', $contents);
$tmp_contents = explode("};\n", trim($tmp_contents));
foreach ($tmp_contents as $zone_def) {
if (strpos($zone_def, 'type master;') !== false) {
preg_match('/^zone "(.+?)+/', $zone_def, $tmp_zone_def);
$tmp_zone_def = explode('"', $tmp_zone_def[0]);
preg_match('/file "(.+?)+/', trim($zone_def), $tmp_zone_def_file);
$tmp_zone_def_file = explode('"', $tmp_zone_def_file[0]);
if (!empty($tmp_zone_def_file[1])) {
$zone_files[$view][$tmp_zone_def[1]] = $tmp_zone_def_file[1];
}
}
}
}
}
if ($debian_system) {
file_put_contents($tmp_dir . $named_conf, $named_conf_contents);
}
if (!$die) {
/** Run named-checkconf */
$named_checkconf_cmd = findProgram('sudo') . ' ' . findProgram('named-checkconf') . ' -t ' . $tmp_dir . ' ' . $named_conf . ' 2>&1';
exec($named_checkconf_cmd, $named_checkconf_results, $retval);
if ($retval) {
$class = 'class="error"';
$named_checkconf_results = implode("\n", $named_checkconf_results);
if (strpos($named_checkconf_results, 'sudo') !== false) {
$class = 'class="info"';
$message = sprintf(__('The webserver user (%s) on %s does not have permission to run the following command:%sThe following error ocurred:%s'), $__FM_CONFIG['webserver']['user_info']['name'], $uname, '<br /><pre>' . $named_checkconf_cmd . '</pre><p>', '<pre>' . $named_checkconf_results . '</pre>');
} else {
$message = __('Your named configuration contains one or more errors:') . '<br /><pre>' . $named_checkconf_results . '</pre>';
}
/** Run named-checkzone */
} else {
$named_checkzone_results = null;
if (array($zone_files)) {
foreach ($zone_files as $view => $zones) {
foreach ($zones as $zone_name => $zone_file) {
$named_checkzone_cmd = findProgram('sudo') . ' ' . findProgram('named-checkzone') . ' -t ' . $tmp_dir . ' ' . $zone_name . ' ' . $zone_file . ' 2>&1';
exec($named_checkzone_cmd, $results, $retval);
if ($retval) {
$class = 'class="error"';
$named_checkzone_results .= implode("\n", $results);
if (strpos($named_checkzone_results, 'sudo') !== false) {
$class = 'class="info"';
$message = sprintf(__('The webserver user (%s) on %s does not have permission to run the following command:%sThe following error ocurred:%s'), $__FM_CONFIG['webserver']['user_info']['name'], $uname, '<br /><pre>' . $named_checkzone_cmd . '</pre><p>', '<pre>' . $named_checkzone_results . '</pre>');
break 2;
}
}
}
}
}
if ($named_checkzone_results) {
if (empty($message)) {
$message = __('Your zone configuration files contain one or more errors:') . '<br /><pre>' . $named_checkzone_results . '</pre>';
}
} else {
$class = null;
$message = __('Your named configuration and zone files are loadable.');
}
}
}
/** Remove temporary directory */
system('rm -rf ' . $tmp_dir);
return <<<HTML
\t\t\t<div id="named_check" {$class}>
\t\t\t\t<p>{$message}</p>
\t\t\t</div>
HTML;
}
/**
* Sets default override configuration options based on OS distro
*
* @since 1.2
* @package facileManager
* @subpackage fmDNS
*/
function setDefaultOverrideOptions()
{
global $fm_module_options;
$config = null;
$server_os_distro = isDebianSystem($_POST['server_os_distro']) ? 'debian' : strtolower($_POST['server_os_distro']);
switch ($server_os_distro) {
case 'debian':
$config = array(array('cfg_type' => 'global', 'server_serial_no' => $_POST['SERIALNO'], 'cfg_name' => 'pid-file', 'cfg_data' => '/var/run/named/named.pid'));
}
if (is_array($config)) {
if (!isset($fm_module_options)) {
include ABSPATH . 'fm-modules/fmDNS/classes/class_options.php';
}
foreach ($config as $config_data) {
$fm_module_options->add($config_data);
}
}
}